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Keywords: detection
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Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-048
..., a paper cutter, scissors, a wire cutter, and a knife were tested. Then, flake detection was tested using computer vision algorithms applying two different detection methods (colour filtering and gray-scaling), intended to develop a suitable method for tracking surrogate particles in experimental studies...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-484
..., and inhomogeneities) of printed final parts without causing damage. Integration of 3D X-ray CT as a non-destructive testing method into the quality assurance process of AM can significantly enhance the reliability of the final printed products by enabling comprehensive inspection, detection, and analysis of internal...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-020
... the structural integrity of aquaculture cages is crucial for the industry s economic viability, environmental impact, and aquatic life safety. Effective real-time monitoring of fish net cages is essential for damage detection and preventing system failures. Traditional monitoring methods, including numerical...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-610
... the detection of debonding. Experiments and electromechanical finite element simulations are conducted. A prediction model of debonding area and shape is established by the improved ELMAN neural network. The time and frequency domain characteristics of the signal are used to train and verify the prediction...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-604
... ABSTRACT This study uses deep learning to introduce an automated approach for inspecting a ship's safety plans. We compared Convolutional Neural Network (CNN) models and selected the most suitable for symbol detection. Due to the challenge of obtaining sufficient training data, we proposed...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-152
...Proceedings of the Thirty-fourth (2024) International Ocean and Polar Engineering Conference Rhodes, Greece, June 16 21, 2024 Copyright © 2024 by the International Society of Offshore and Polar Engineers (ISOPE) ISBN 978-1-880653-78-4; ISSN 1098-6189 www.isope.org A Detection Method for Structural...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-239
... Target Detection and Recognition of Unmanned Surface Vehicles in Complex Environment Shuai Zhang, Fei Wang*, Feifan Deng, Xiaochuan Wang, Liang Chang, Zhengyi Jiang Taihu Laboratory of Deepsea Technological Sciences, China Ship Scientific Research Center, Wuxi, China. *Corresponding author ABSTRACT...
Proceedings Papers

Paper presented at the The 34th International Ocean and Polar Engineering Conference, June 16–21, 2024
Paper Number: ISOPE-I-24-422
... on SfM processing of onshore facilities (Kawaguchi et al., 2019; Obanawa et al., 2021; James and Robson, 2014; Kanno, 2021). uav artificial intelligence aerial photograph example accuracy satomura altitude japan ministry deformation detection cloud geospatial information authority gcp...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-460
... damage detection of offshore structures using measured accelerations and a damage index. These damage detection methods using vibration characteristics have been effective. However, the application of deep learning will be considered to enable further manpower and labor savings in monitoring. Deep...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-541
... enforcement public safety marine transportation europe government digital twin ship neural network layer & 5 machine learning detection artificial intelligence algorithm consumer neuron fifi system physical system pressure sensor real system firefighting system operation sensor...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-120
... ABSTRACT In heavy plates and thick walled tubes, defects can occur near the surface. These defects mostly are located only a few micrometers below the surface, so that non-destructive detection methods such as ultrasonic testing or optical monitoring cannot be used for detection. Laser...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-288
.... The results of the expeditions revealed a significant effect of the size of the observed objects, wind speed and wave height, ship speed and other parameters on the detection probability. Estimates for maximum detection range of icebergs, and probability of their detection depending on the size...
Proceedings Papers

Paper presented at the The 33rd International Ocean and Polar Engineering Conference, June 19–23, 2023
Paper Number: ISOPE-I-23-409
... (AI). The system converts port facilities into three-dimensional data from photographs taken using UAVs, and it detects facility changes of state by using AI. For the detection of facility changes of state such as cracks, apron settlements (differences of surface levels), deficiencies, and settlement...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-221
... ABSTRACT Marine structural mooring systems can suffer a lot of damage during their service life, and if not detected in time, these damages can lead to serious consequences. Traditionally, damage identification in mooring systems has focused on measuring the tension of mooring lines. However...
Proceedings Papers

Paper presented at the The 32nd International Ocean and Polar Engineering Conference, June 5–10, 2022
Paper Number: ISOPE-I-22-328
... algorithm proceedings information intersection artificial intelligence accuracy radius hough circle detection circumferential crack ice block conv3 3 extract ice breaking endpoint detection yolact segmentation arc coordinate system university ABSTRACT Usually, level...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-1175
... a new-type of unmanned, low-cost, long-range, highly quiet deep sea cruiser and AI automatic vessel, which will be able to cruise in the oceans, detect the distribution of important substances in sea water and on the seabed, obtain key physical and chemical information of the marine environment...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-2106
... Abstract A simultaneous Distributed Acoustic Sensing (DAS) and Distributed Temperature Sensing (DTS) system is presented. In DAS, perturbations across hundreds of metres of fibre are detected by the use of phase-sensitive Optical Time-Domain Reflectometry (OTDR) from Rayleigh backscattering...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-1163
..., a relative damage function is defined and a damage detection index is calculated, which can visually and quantitatively identify the presence of nonlinear damage. Then, a damage localization index is constructed by coherence analysis between signals of multi-points. An experimental investigation...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-024
... to be accomplished without priori information or human-relied decision. Design of machine vision system and the algorithm of recognition and location are conducted on such demand. Machine vision system takes laser scanner as the sensor and gets point cloud of small assemblies. Comparing with feature detections in 2...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-602
... ABSTRACT Gas kicks are often encountered during drilling the oil & gas formations. This paper proposes a data-driven method by employing machine learning for real-time detection of gas kicks. Firstly, logging data is recorded and compiled for gas cases. Secondly, artificial neural network...

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